Fatal error: Uncaught Error: Interface "chillerlan\QRCode\Data\QRDataInterface" not found in C:\Apache24\htdocs\cms_upgrade\vendor\chillerlan\php-qrcode\src\Data\QRDataAbstract.php:24 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\chillerlan\php-qrcode\src\Data\QRDataAbstract.php on line 24